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(a). Illustration of hybrid nanohelices array on a substrate and the polarization filter potential. (b) A single hybrid nanohelix, made by a uniform (UHM) and a tapered (THM) helices, with their own diameter (HD and HD). Transmittance spectra of RCP (c) and LCP (d) of hybrid (HHM), inverted hybrid (IHHM) and the junction of THM and UHM helices. Reproduced with permission from ref. [93]. Copyright 2016 American Chemical Society.
